Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500049 | Lapping oil composition for finish-grinding | Kazuya Orii, Isao Saito, Yasutoshi Fujita, Masao Yamaguchi | 2002-12-31 |
| 6497611 | Method of polishing a magnetic head slider | Yasutoshi Fujita, Masao Yamaguchi, Kazuo Orii, Isao Saito | 2002-12-24 |